Seat rail device
US8646742B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 2, 2009 |
| Grant date | Feb 11, 2014 |
| Priority date | — |
| Expiry date | Oct 24, 2029 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60N2/0875
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A seat rail device provided with an upper rail 1 engaged with and mounted onto a lower rail 2 such that an upper bottom wall section 11 is located above a lower bottom wall section 21 and also such that an upper sloped wall section 16 is located within a lower groove 26 surrounded by a lower wall section 23, a lower top plate section 25, and a lower downwardly extending section 27; a roller 31 provided and rollably supported between the lower bottom wall section 21 and the upper bottom wall section 11; an upper ball-shaped rolling body 33 provided and rollably supported in an upper in-groove space 26a partitioned and defined in the lower groove 26 by the upper sloped wall section 16; and a lower ball-shaped rolling body 35 provided and rollably supported in a lower in-groove space 26b.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.